如何選擇壓力表的表盤直徑
壓力表的表盤直徑是直接關系到操作人員能否仔細清楚的看到壓力表示值的關鍵要素，因此用戶在選擇時，要特別注意。
當壓力表安裝位置距操作人員不超過2米時，表盤直徑基本尺寸應不小于100毫米，當距離在2-4米時，表盤直徑基本尺寸不小于150毫米，當距離超過4毫米時，表盤直徑基本尺寸應不小于200毫米。
為了保證操作人員可以清楚的看到壓力指示值，壓力表表盤直徑不能太小，表盤的直徑最小不能小于100mm。如果壓力表距離觀察地點較遠，表盤直徑還應增大，常用的壓力表表盤直徑有100、150、200、150、300mm等。
西安仕樂克控制器制造有限公司 (www.a3025.cn)
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